ライフサイエンスコーパス: polydispersity

1 lapping protein charge state pattern and PEG polydispersity.

2 ce with a fine control over the size and the polydispersity.

3 e conclusions about a sample's mean size and polydispersity.

4 r that had thousands of inimer units and low polydispersity.

5 repulsion due to branched chains and ligand polydispersity.

6 characterize their molecular weight (MW) and polydispersity.

7 nodisperse samples and increases with sample polydispersity.

8 rature and additive concentration minimizing polydispersity.

9 high degree of molecular uniformity and low polydispersity.

10 n of giant macrotricyclic polymers of narrow polydispersity.

11 creased anticoagulant activity and decreased polydispersity.

12 were used to simulate a polymer with a wide polydispersity.

13 imit in vitro frequently show some degree of polydispersity.

14 spheres of tunable well-defined size and low polydispersity.

15 and provide biophysical data beyond size and polydispersity.

16 practical applications are stymied by sample polydispersity.

17 ting multimeric protein assemblies of narrow polydispersity.

18 ellar nanostructure is tolerant to molecular polydispersity.

19 esulting in sub-100nm nanoparticles with low polydispersities.

20 g and have high molecular weights and narrow polydispersities.

21 l permeation chromatography and had very low polydispersities.

22 erized independent of each other and had low polydispersities.

23 th well-controlled molecular weights and low polydispersities.

24 with controlled molecular weights and narrow polydispersities.

25 olymers having similar molecular weights and polydispersities.

26 curate and precise at intermediate and large polydispersities.

27 orated them into 100nm liposomes of a narrow polydispersity (0.25-1.3) composed of polymer-lipid/hydr

28 rary of polymer diacyl chain lipids with low polydispersity (1.04-1.09), similar polymer molecular we

29 ne) (PDMS) of molecular mass 2400 Da and low polydispersity (1.09) were prepared using the Langmuir-B

30 90,214-138,184 Da molecular weights with low polydispersity (~1.32-1.40) were obtained.

31 with a narrow molecular weight distribution (polydispersity = 1.10).

32 often introduces nontrivial molecular weight polydispersities, a type of chain length heterogeneity,

33 om being used in fields like medicine, where polydispersity affects biological activity.

34 were shown to decrease vesicle diameter and polydispersity, allowing gram-scale fabrication of monod

35 sis catalyst (H2IMes)(pyr)2(Cl)2Ru=CHPh, low polydispersity amphiphilic block copolymers were prepare

36 P products are of different compositions and polydispersities, analysis especially of the size distri

37 ylate (MMA) yields PE-graft-PMMA with narrow polydispersities and increasing PMMA content at longer r

38 ded a series of water-soluble BASPs with low polydispersities and molecular weights that increased ge

39 e-based hyperbranched polymers with both low polydispersity and a high degree of branching (DB) using

40 ized to determine the effect of initial AgNP polydispersity and aggregation state on AgNP sulfidation

41 Emulsion properties, such as size, polydispersity and charge, were assessed for each surfac

42 nstrate good control over particle diameter, polydispersity and drug loading and the ability to steri

43 ulfonates with high molecular weight, narrow polydispersity and excellent functional group tolerance.

44 ether methacrylate) [poly(OEGMA)], with low polydispersity and high yield, solely from the N-terminu

45 olymers and polymer mixtures into the narrow polydispersity and homogeneous chemical composition frac

46 However, bioanalysis problems due to PEG polydispersity and large-scale synthesis issues led to a

47 n, hydrodynamic radius, intrinsic viscosity, polydispersity and Mark-Houwink parameters.

48 digestion, crystallinity, molecular weight, polydispersity and molecular order was observed in the o

49 acromonomers, resulting in polymers with low polydispersity and near quantitative incorporation of pe

50 he related accuracy bias, which results from polydispersity and optical-absorption-weighted averages.

51 s in concentration, which result from finite polydispersity and other effects.

52 Polydispersity and particle size measurements showed tha

53 However, polydispersity and poor solubility in both aqueous and n

54 roach led to a significant reduction in size polydispersity and revealed previously unknown structura

55 r issue, which is strongly influenced by the polydispersity and the degree of polymerisation of tanni

56 (a proxy for aromaticity), molecular weight, polydispersity and the fraction of DOM removed from solu

57 monomodal stereoblock polyolefins of narrow polydispersity and tunable block length has been demonst

58 sis procedures yield SWNTs with large length polydispersity and varying chirality.

59 conducted under the minimal possible outlet polydispersity and when steric effects are minimized.

60 nge to characterise tannin fractions of high polydispersity and/or containing polymers of high molecu

61 velocity dispersion (a significant cause of polydispersity) and greatly reduced susceptibility to re

62 olar mass (molecular weight), heterogeneity (polydispersity), and conformational flexibility in solut

63 ble molecular weight, molecular homogeneity (polydispersity), and size.

64 s, as reflected by molecular weight control, polydispersities, and end group analysis, but the diiron

65 i.atm ethylene.h)), narrow product copolymer polydispersities, and substantial amounts of long-chain

66 ation: control over molecular weight, narrow polydispersity, and ability to define polymer end groups

67 he advantage of low molecular weight, narrow polydispersity, and amorphous, low Tg, poly(alpha-olefin

68 excellent control over the molecular weight, polydispersity, and chain ends of the resulting polymers

69 PLGA-b-PEG NPs with desirable size, polydispersity, and drug loading were used for the conju

70 ssues relating to the high molecular weight, polydispersity, and high degree of posttranslational mod

71 d in the electrical density profile, in size polydispersity, and in the degree of flexibility of the

72 isentangle the influence of regioregularity, polydispersity, and molecular weight.

73 r PHB, number and weight average molar mass, polydispersity, and oligomer size distributions across t

74 ation kinetics, polymer molecular weight and polydispersity, and polymer nanoparticle size are discus

75 their complexity in saccharide composition, polydispersity, and sequence heterogeneity.

76 anges in the dielectric function of Ag, size polydispersity, and shape imperfections such as elongati

77 llize or age depending on the degree of size polydispersity, and show that a small number of particle

78 ng (DLS) is well established for rapid size, polydispersity, and size distribution determination of c

79 acid (HA), further increased their size and polydispersity, and slowed sedimentation.

80 r of oil on water, as well as the peak size, polydispersity, and stability of the resulting emulsions

81 reaction kinetics, leading to relatively low polydispersities ( approximately 1.5), chain lengths tha

82 .atm ethylene.h)) and narrow product polymer polydispersities are observed.

83 with well-defined molecular weights and low polydispersities are synthesized via chain-growth Suzuki

84 o efficient self-assembly, their lengths and polydispersity are modulated by a wide variety of positi

85 Effects of drag-tag polydispersity are not observed, despite the inherent po

86 emulsions with peak radii around 100 nm and polydispersities around 10%.

87 he stoichiometric ratio of ylide/borane, and polydispersities as low as 1.01-1.03 have been realized.

88 Intriguingly, no polydispersity as regards the number of filaments was ob

89 tein SP-B decreases the mean domain size and polydispersity as shown by fluorescence microscopy.

90 s with well-controlled molecular weights and polydispersities (as low as 1.02).

91 tem of anisometric silver plates with a high polydispersity assemble, unexpectedly, into an ordered,

92 eric species and an increase in its size and polydispersity at elevated temperatures.

93 zed, and their quantum yield and composition polydispersity at target bandgaps, spanning 1.9 to 2.9 e

94 Cs have an average diameter of 92 nm and low polydispersity (average PDI < 0.2).

95 = poly(1,4-butadiene)) comprised of a broad polydispersity B block (M(w)/M(n) = 1.73-2.00) flanked b

96 azenes with controlled molecular weights and polydispersities, but also novel branched architectures

97 the aggregate size distributions showed low polydispersity by light scattering.

98 defect density, mean lateral dimension, and polydispersity) by imaging and surface techniques, on on

99 resolved, and the average molecular mass and polydispersities can be calculated for the polymers exam

100 Contrary to intuition, polydispersity causes little precision loss for low aver

101 The micrometer size, polydispersity, complex fabrication process and nonbioco

102 , for the lipid vesicles prepared in various polydispersity conditions, the iterative method resulted

103 r organized structures owing to entropic and polydispersity considerations.

104 e features-mobile surface entities and shape polydispersity-consistently assemble quasicrystals and/o

105 pha-olefins to produce polyolefins of narrow polydispersity (D < or = 1.05) when "activated" through

106 noparticle (PtNP) density increases and size polydispersity decreases with increasing overpotential (

107 to several other material systems plagued by polydispersity, defects, and grain boundary recombinatio

108 rein we report the rational synthesis of low-polydispersity diblock copolymer vesicles in concentrate

109 In very small nanoparticles, particle size polydispersity (due to the presence of larger particles)

110 m grow substantially in size (to 6-7 nm) and polydispersity during just 15 min of electrolysis at -0.

111 ndamental aspects such as matrix effects and polydispersity during laser ablation.

112 etween the flow paths to avoid the so-called polydispersity effect (dispersion arising from the inevi

113 In practice, however, the polydispersity effect, which emanates from the inevitabl

114 tions from element to element (also known as polydispersity) even if these elements are designed to b

115 e introduce a new estimator of particle size polydispersity for dynamic light scattering data, which

116 by recycling SEC in order to isolate narrow polydispersity fractions.

117 ding low nanoparticle number concentrations, polydispersity from aggregation and/or dissolution, and

118 companying gradual increase in the CSPG size polydispersity, from 16 weeks until 38 weeks.

119 ecular weight determination of polymers with polydispersities greater than 1.2 is an ongoing challeng

120 fect of background environment, nanoparticle polydispersity (>10%), and variation in nanoparticle pla

121 Our study suggests that size polydispersity has a promising potential to engineer def

122 Their polydispersity has hindered high-resolution structure an

123 However, their transient nature and polydispersity have made it difficult to identify their

124 als were synthesized in good yields with low polydispersities in the range of 1.05-1.15, and their ch

125 unit exchange reactions, and to characterize polydispersity in both protein assemblies and lipoprotei

126 Nanotube cost, polydispersity in nanotube type, and limitations in proc

127 Polydispersity in polymers hinders fundamental understan

128 ing spheroids suffer from low throughput and polydispersity in size, and fail to supplement cues from

129 d acid spacing in these ionomers reduces the polydispersity in the aggregate correlation length and y

130 loidal metallicity because there is inherent polydispersity in the number of DNA strands on the surfa

131 only due to excluded volume interactions and polydispersity in the particle curvature.

132 ntertwined roles of monomer architecture and polydispersity in the phase behavior of diblock copolyme

133 determinants of oligomer size, symmetry, and polydispersity in the small heat shock protein super fam

134 aminoglycans (GAGs) exhibit a high degree of polydispersity in their composition, chain length, sulfa

135 The role of partition volume variability, or polydispersity, in digital polymerase chain reaction met

136 d little with surface pressure, although the polydispersity increased significantly.

137 e most uniform nanoparticles with the lowest polydispersity index (0.188 0.091) and particle size of

138 verage droplet size (391.0 +/- 15.6 nm), low polydispersity index (0.255 +/- 0.07), and good gravitat

139 al properties, including size (326.2 nm) and polydispersity index (0.34), was achieved, although dete

140 ar weight, while exhibiting an extremely low polydispersity index (1.02, relative to linear polystyre

141 However, Fsar's polydispersity index (1.12) and fucose content (34.50%)

142 average molar mass (26850 g mol(-1)) and low polydispersity index (1.6), which in many respects are b

143 , weight average molecular weight (M(w)) and polydispersity index (D) values.

144 nd to be in the range 163.4-234nm with a low polydispersity index (PDI<0.5); furthermore, the zeta-po

145 The response factors were: mean size, polydispersity index (PDI) and entrapment efficiency (EE

146 , crosslinking did not change particle size, polydispersity index (PDI) and morphology, but it reduce

147 ent efficiency of ~97% and size ~129 nm with polydispersity index (PDI) and zeta potential values of

148 e weight-average molecular weight (M(w)) and polydispersity index (PDI) by mass spectrometry for cont

149 Assessing particle size and polydispersity index (PDI) is critical for evaluating th

150 verage molecular weight (Mn) of 24,000 and a polydispersity index (PDI) of 1.17.

151 erization, with high conversion (97%), and a polydispersity index (PDI) of 1.25.

152 average molecular weight (Mw) of 1.6 kDa and polydispersity index (PDI) of 1.6, as determined by gel

153 nalysis to reveal the narrow polydispersity (polydispersity index (PDI) ~ 1.1) for the individual blo

154 evaluated for hydrodynamic diameter (Z-ave), polydispersity index (PDI), and zeta potential (ZP).

155 olloidal particles with small particle size, polydispersity index (PDI), conductivity and higher zeta

156 racterized by considering the particle size, polydispersity index (PDI), zeta potential, encapsulatio

157 cine gelatin presented the smallest size and polydispersity index [0.4 (0.04)], and showed sphericity

158 C by monitoring changes in their mean size, polydispersity index and encapsulation efficiency (EE) v

159 Polymers with a narrow polydispersity index and excellent molecular-weight cont

160 spersions were characterized for their size, polydispersity index and zeta potential.

161 h and narrow molecular weight distributions (polydispersity index approximately 1.10), including poly

162 c diameters tunable from 50 up to 300 nm and polydispersity index around 0.1 in most cases.

163 w tertiary structure may affect the apparent polydispersity index calculated from the TOF-SIMS spectr

164 For the Mn = 970 P2VP, the Mn and polydispersity index determined from the mass spectromet

165 A polydispersity index of 0.1 is suggested as a suitable l

166 , a surface charge of -15.4+/-14.4 mV, and a polydispersity index of 0.11 +/ 0.2.

167 as an average diameter of ~600 nm with a low polydispersity index of 0.2.

168 214nm, with a mean diameter of 90.3nm and a polydispersity index of 0.25.

169 e hydrodynamic diameter of 246.2+/-10.9nm, a polydispersity index of 0.26+/-0.01, and a zeta-potentia

170 h a mean particle size of 174.6+/-17.3nm and polydispersity index of 0.26+/-0.02.

171 es and had a M(n) value of 8900 g/mol with a polydispersity index of 1.2 as determined by gel permeat

172 at 130 degrees C to give polystyrene with a polydispersity index of 1.3.

173 Zeta potential, particle size, and polydispersity index of Betalain NLs (BNLs) didn't chang

174 rochannel technique, were smaller with lower polydispersity index than non-ionic surfactant vesicles

175 NLCs presented sizes and polydispersity index values ranged between 97 and 120 nm

176 conjugate was confirmed by (1)H NMR, and the polydispersity index was determined by gel permeation ch

177 rent increase in uniformity yielding a lower polydispersity index which is more representative of the

178 f 210 nm, narrow particle size distribution (polydispersity index ~0.1), and near neutral surface cha

179 icle sizes (72.88-142.85nm) and narrow PSDs (polydispersity index<0.40).

180 isation (including size, zeta potential, and polydispersity index), we uncovered significant variatio

181 le size of ~190-220 nm was achieved with low polydispersity index, which confirms the quality of the

182 f alpha-tocopherol (alpha-TOC) on mean size, polydispersity index, zeta potential and entrapment effi

183 es were characterized for the particle size, polydispersity index, zeta potential, apparent viscosity

184 e characterized and compared for their size, polydispersity index, Zeta potential, loading rate, enca

185 until 60 days of storage for particle size, polydispersity index, zeta potential, microstructure, di

186 0) phospholipids and characterized for size, polydispersity index, zeta potential, morphology, loadin

187 erizing key parameters (1-6 d) such as size, polydispersity index, zeta potential, mRNA concentration

188 ted using liposomes size, zeta potential and polydispersity index.

189 of the molar mass averages as well as sample polydispersity index.

190 n temperature range is proportional to their polydispersity index.

191 d small vesicles (mean diameter=175+/-3nmand polydispersity index=0.28+/-0.02) with the highest entra

192 i cross-coupling polymerization, with narrow polydispersity indexes (PDIs) of 1.13-1.35 being observe

193 ompare the accuracy and precision of the new polydispersity indicator to polydispersity measurements

194 phiNte) values ranging from 0.29 to 0.71 and polydispersity indices </=1.00017.

195 molecular weight distributions, with narrow polydispersity indices (</=1.2).

196 Polydispersity indices (M(w)/M(n)) of the polymers with

197 al to conversion throughout the reaction and polydispersity indices (PDIs) are narrow, consistent wit

198 cal experimental copolymer preparations have polydispersity indices (PDIs) ranging from 1.01 to 1.10.

199 s single-site catalysis, as evidenced by low polydispersity indices, and good molecular weight contro

200 have used these polymers, which have narrow polydispersity indices, to impart water solubility and c

201 fford polylactide in good yields with narrow polydispersity indices, without the need for time-consum

202 ene copolymers and block copolymers with low polydispersity indices.

203 sedimentation coefficient distributions and polydispersity indices.

204 of Ag-NP products with different degrees of polydispersities is presented.

205 This work demonstrates that polydispersity is an important metric in quantitatively

206 dicate that having an independent measure of polydispersity is essential for understanding the optica

207 Polydispersity is identified as a major parameter determ

208 Size polydispersity is shown numerically here to be an essent

209 The effect of polydispersity is to reduce the fine scattering features

210 Size polydispersity is usually an inevitable feature of a lar

211 to achieve nanoparticles with desired size, polydispersity, loading efficiency, and release characte

212 dia with narrow length distributions (length polydispersities <1.10).

213 (w) up to ~400,000 g mol(-1)), extremely low polydispersity (</=1.08) daughter polymers.

214 roscopy and relatively low diblock copolymer polydispersities (M(w)/M(n) < 1.25) as judged by GPC.

215 een M(n) = 5000 and 30,000 g/mol with narrow polydispersities (M(w)/M(n) < or = 1.31).

216 amide) with controlled molecular weight, low polydispersity (M(w)/M(n) < 1.2), and a high proportion

217 ision of the new polydispersity indicator to polydispersity measurements from standard cumulant and m

218 cattering (SEC/D-MALS), molar mass averages, polydispersities, molar mass distributions, and the dist

219 olycarbazole polymer PCDTBT into three lower polydispersity molecular weight fractions.

220 ymerization), synthetic polymers with narrow polydispersity (Mw/Mn < 1.3) could be obtained at room t

221 rticles and for spherical particles with the polydispersity observed in transmission electron microsc

222 tions are living, as evidenced by the narrow polydispersities of the isolated polymers in addition to

223 umber average molecular weight of 4420 and a polydispersity of 1.47.

224 was also performed on a PMMA standard with a polydispersity of 1.7.

225 ised over the chemical composition, size and polydispersity of colloidal particles, and many methods

226 ing partial least squares for data analysis, polydispersity of complex PEG samples is determined at a

227 n, pH, etc.), it has been suggested that the polydispersity of fibrinogen may play an important role.

228 Molecular mass, polydispersity of homomers, and the rate of subunit exch

229 Size polydispersity of immature human immunodeficiency virus

230 ogy for the characterization of the size and polydispersity of LNPs, and capillary electrophoresis (C

231 We demonstrate that the polydispersity of nanoparticle populations is an importa

232 in controlling the molecular weight and the polydispersity of polymer.

233 The polydispersity of relatively short-chain poly(ethylene o

234 In the present work, the polydispersity of several tannin fractions is investigat

235 y the insolubility of mature elastin and the polydispersity of solubilized elastin.

236 Furthermore, analysis of the polydispersity of the calculated diffusion values indica

237 ved efficient initiation (>/=50%) and narrow polydispersity of the extended product when fluorescentl

238 however greatly increased the molar mass and polydispersity of the final conjugates.

239 otein increases both the mean length and the polydispersity of the length distribution, factors which

240 urement variation, much of which arises from polydispersity of the microspheres ( approximately 2%).

241 t can differ from spherical particles in the polydispersity of the population selected.

242 aneously measure the hydrodynamic radius and polydispersity of the protein.

243 a single atomic bond length (limited by the polydispersity of the quantum dot building blocks), but

244 Complexity of the adenovirus capsid and the polydispersity of the surfactant required use of a varie

245 rsity are not observed, despite the inherent polydispersity of the wormlike micelles.

246 are heterogeneous in their nature due to the polydispersity of their synthesis: the stochastic synthe

247 ing to a true representation of the mean and polydispersity of these quantities for a population.

248 al heating rate of ~5 degrees C min(-1), the polydispersity of these vesicles is decoupled from both

249 sicles of defined size and with a rather low polydispersity of ~12-14% can be formed.

250 rop size coefficient of variation (CV; i.e., polydispersity) of about 10%.

251 stigate here topological defects due to size polydispersity on flat surfaces.

252 With few exceptions(1-3), polydispersity or molecular heterogeneity in matter tend

253 o struggle with polymer samples having broad polydispersity (PD).

254 ights (M(n) = 1600-137 500 g/mol) and narrow polydispersities (PDI = 1.1-1.3).

255 cular weight polymers with exceptionally low polydispersities (PDI approximately 1.02).

256 The polymer's low polydispersity (PDI approximately 2) and the catalyst's

257 Amphiphilic star polymers with low polydispersity (PDI) and high molecular weight were synt

258 l quenchometric oxygen sensor based on a low polydispersity (PDI) star polymer [Ru(bpyPS(2))(3)](PF(6

259 fying (emulsion capacity (EC), droplet size, polydispersity (PDI), emulsifying activity (EAI), and st

260 to the critical roles that self-assembly and polydispersity play in designing biodegradable materials

261 tions and modelling reveal that chain length polydispersity plays a crucial role in driving these mor

262 e distribution analysis to reveal the narrow polydispersity (polydispersity index (PDI) ~ 1.1) for th

263 at a relatively low molecular weight, narrow polydispersity polyethylene (PE) wax (Polywax) can serve

264 of the rate of catalyst death, a single, low polydispersity polymer was prepared by adjusting the amo

265 Due to the intrinsic polydispersity present during synthesis, dispersions of

266 However, to date, the polydispersity present in as-synthesized SWCNT populatio

267 Specifically, when the aggregate size polydispersity, quantified as the width of the distribut

268 r weight and the monomer conversion, and low polydispersities (ratio of the weight-average to number-

269 Oligomer polydispersity regulates sHSPs chaperone activity in vit

270 esis processes yield SWNTs with large length polydispersity (several tens of nanometers up to centime

271 high-yielding living polymerization with low polydispersities, showing high salt exclusion and excell

272 es C), fluoroalkylsilane-modified solid, low polydispersity silica nanoparticles (FNPs: 116 nm diamet

273 Information about molar mass, polydispersity, size, shape/conformation, or density can

274 Based on particle size and polydispersity, SL was considered the most suitable emul

275 The chemical composition, size, polydispersity, stability, and swelling behavior of the

276 polymer attributes such as molecular weight, polydispersity, tacticity, and comonomer incorporation.

277 Debye (RGD) scattering theory, the extent of polydispersity that can be tolerated for accurate partic

278 then leads to a surprising finding that the polydispersity, the deviation of nanoparticle size and s

279 nzymatically synthesized HA standards of low polydispersity, the molecular mass range was determined

280 Although MA is preferable at low polydispersity, the new estimator is the most accurate a

281 reports, suggest that the changes in complex polydispersity, the reduction of subunit exchange, and i

282 cular mass estimates often is limited by the polydispersity--the breadth of the size distribution--of

283 ins with controlled molecular weight and low polydispersity to be generated from one metal initiator.

284 rrent data analysis schemes that allows size polydispersity to be quantified for an arbitrary sample,

285 ing analysis of crm45 at pH 5.0 results in a polydispersity value of only 8-17%, suggesting that the

286 s for the synthesis of relatively small, low-polydispersity vesicles.

287 nd CeO2 nanoparticles of different sizes and polydispersities was achieved.

288 While the polydispersity was 1.10, indicating a very tight distrib

289 h in the magnetic nanoparticle mean size and polydispersity was determined from the magnetization cur

290 The polydispersity was typically underestimated compared to

291 rical micelles of controlled length with low polydispersities were prepared in N,N-dimethylformamide

292 ethylene glycol) (PEG) derivatives of narrow polydispersity were also used as core molecules in the d

293 Profound differences in batch polydispersity were observed between them.

294 Polystyrene samples of broad polydispersity were used to characterize the overall sys

295 The building blocks also possess shape polydispersity, where a subset of the building blocks de

296 Branch migration leads to polydispersity, which makes it difficult to characterize

297 which the shape parameter k is fixed by the polydispersity while the effect of attraction is capture

298 All emulsions were similar in polydispersity with mono-modal droplet distribution and

299 gnificant influence on the molecular weight, polydispersity, yield and architecture of the polymers t

300 rved for PLGA nanoparticles of similar size, polydispersity, zeta-potential and antibody valency, and